[ALSA] hda_intel needs dma-mapping.h

sparc32:

sound/pci/hda/hda_intel.c: In function 'azx_create':
sound/pci/hda/hda_intel.c:1838: error: 'DMA_64BIT_MASK' undeclared (first use in this function)
sound/pci/hda/hda_intel.c:1838: error: (Each undeclared identifier is reported only once
sound/pci/hda/hda_intel.c:1838: error: for each function it appears in.)

Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/pci/hda/hda_intel.c

@@ -39,6 +39,7 @@
 #include <linux/interrupt.h>
 #include <linux/kernel.h>
 #include <linux/module.h>
+#include <linux/dma-mapping.h>
 #include <linux/moduleparam.h>
 #include <linux/init.h>
 #include <linux/slab.h>